You can see how Onesion families moved over time by selecting different census years. The Onesion family name was found in the USA in 1920. In 1920 there was 1 Onesion family living in Michigan. This was 100% of all the recorded Onesion's in USA. Michigan had the highest population of Onesion families in 1920.

Use census records and voter lists to see where families with the Onesion surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.